KCET2023PhysicsNuclear Physics
In the following equation representing ⁻ decay, the number of neutrons in the nucleus X is ₈₃²¹⁰ Bi X+e⁻¹+ v
Options
- A126
- B127
- C125
- D84
Correct answer
A. 126
Step-by-step solution
In ⁻ decay, reaction is given as, ₈₃²¹⁰ Bi ₈₄²¹⁰ X+e⁻¹+ v Number of neutrons =210-84=126